Battery pack



FIG. 1 is a perspective view of a battery pack showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a left side elevational view;

FIG. 4 is a bottom plan view;

FIG. 5 is a left side elevational view;

FIG. 6 is a front elevational view; and,

FIG. 7 is a rear elevational view thereof.

FIG. 1 has been drawn on an enlarged scale with respect to FIGS. 2-7 thereof. 

The ornamental design for a battery pack, as shown or described. 